Home / 494,385.92-740,731.29-331,975.53

Finding the Fourth Proportional to 494,385.92, 740,731.29 and 331,975.53

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Solution

The fourth proportional to 494,385.92, 740,731.29 and 331,975.53 is: 497,394.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,385.92 : 740,731.29 = 331,975.53 : x
  2. Step 2: Convert to fraction form
    494,385.92/740,731.29 = 331,975.53/x
  3. Step 3: Cross multiply
    494,385.92x = 740,731.29 × 331,975.53
  4. Step 4: Simplify right side
    494,385.92x = 245,904,662,585.33
  5. Step 5: Solve for x
    x = 245,904,662,585.33/494,385.92
  6. Step 6: Final answer
    x = 497,394.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.